If you are writing/speaking a complete sentence, you should use "It's a picture of Mom and me." The correct pronoun is "me" because it is the object of the preposition "of." You can simplify the sentence to read "It's a picture of me" which may help you choose the correct pronoun.
Is it grammatically correct to say me and my?
It is correct to say, "my friends did something with me", but not "me did something with my friends". While "me and my friends did something" is perfectly understandable, it's grammatically wrong.
Is it proper to say me and my friend?
The answer is it depends. "My friend and I" would be the subject of the sentence whereas we say "my friend and me" when it is the object. My cousins and I ran into Kate at the mall yesterday. Kate waited for me and my cousins at the mall yesterday.
Is it grammatically correct to say me and John?
Firstly, when referring to yourself and another person or other people, it's appropriate to put the other or others first, and yourself last. So, it's correct to say 'John and me' or 'my family and I', not 'me and John' or 'I and my family'.
How do you use me and my?
- I is a subject pronoun. Use it before the verb.
- Me is an object pronoun. Use it after the verb.
- Myself is a reflexive pronoun.
- My is a possessive pronoun.